Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    26-01-2024 22:37

General

  • Target

    file.exe

  • Size

    471KB

  • MD5

    810da00c69d55e89dca3bfe9a6f6a420

  • SHA1

    ca02bdce48ac20f7b40ab720079009894f369990

  • SHA256

    64a21d074850a4e8dd28a846e8f9e5d72d5549dc68d9ded2e9bff99f730f4d80

  • SHA512

    453f25595db97195c6211a07c821977e1db5015906865fcbb535172c5fc1733a131eafc512dc896f4c8726c9d58cf2aa6b354d7e33ae3afd9371a0c5432b3034

  • SSDEEP

    12288:Lh1Fk70Tnvjc52gSbBJKrk+bLcIW1SIoQT79Y4AyGItHYO2E89:Rk70Trcu2oqLISIoQT7C8pHFRQ

Score
7/10

Malware Config

Signatures

  • .NET Reactor proctector 3 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2816
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 600
      2⤵
      • Program crash
      PID:1684

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2816-0-0x00000000046D0000-0x0000000004732000-memory.dmp
    Filesize

    392KB

  • memory/2816-2-0x00000000048C0000-0x0000000004900000-memory.dmp
    Filesize

    256KB

  • memory/2816-1-0x0000000074B60000-0x000000007524E000-memory.dmp
    Filesize

    6.9MB

  • memory/2816-3-0x00000000048C0000-0x0000000004900000-memory.dmp
    Filesize

    256KB

  • memory/2816-4-0x0000000004730000-0x0000000004790000-memory.dmp
    Filesize

    384KB

  • memory/2816-7-0x0000000074B60000-0x000000007524E000-memory.dmp
    Filesize

    6.9MB

  • memory/2816-8-0x00000000048C0000-0x0000000004900000-memory.dmp
    Filesize

    256KB

  • memory/2816-9-0x00000000048C0000-0x0000000004900000-memory.dmp
    Filesize

    256KB